diff --git a/package.json b/package.json
index 90dbffc67e385b079d912519c1c5569ab5568476..439353763189bc83d1457ee6384f48df5a5e70b4 100644
--- a/package.json
+++ b/package.json
@@ -95,7 +95,7 @@
     "redux-throttle": "0.1.1",
     "rimraf": "^2.6.1",
     "scratch-audio": "0.1.0-prerelease.20180625202813",
-    "scratch-blocks": "0.1.0-prerelease.1531338038",
+    "scratch-blocks": "0.1.0-prerelease.1531409796",
     "scratch-l10n": "3.0.20180703181510",
     "scratch-paint": "0.2.0-prerelease.20180712144339",
     "scratch-render": "0.1.0-prerelease.20180618173030",